Period: 423 million to 416 million years ago.
Fishes (9)
Within limits
†Anaspida (Order) see (Class) †Anaspida - anaspids
Chondrichthyes ([unranked]) Huxley, 1880
†Conodonta (Superclass) Eichenberg, 1930 - conodonts
†Distacodontina (Order)
†Galeaspida ([unranked]) - galeaspids
†Heterostraci ([unranked]) - heterostracans
†Hibbardellina (Order)
†Osteostraci ([unranked])
Pisces (Superclass) Linnaeus, 1758 - fishes
Vertebrates (5)
Within limits
†Anaspida (Superclass)
†Thelodonti (Superclass) - thelodonts
Vertebrata (Subphylum) Cuvier, 1812 - vertebrates
Vertebrata (Phylum)
Vertebrata ([unranked]) see (Subphylum) Vertebrata Cuvier, 1812 - vertebrates
Echinoderms (30)
Upper limit
†Eocrinoidea (Class)
Lower limit
†Palaechinoida (Order)
Within limits
Asteroidea (Class) - sea stars
Asteroidea (Subclass) see (Class) Asteroidea - starfishes
Asterozoa (Subphylum) see (Infraphylum) Asterozoa Von Zittel, 1895
†Blastoidea (Class)
†Blastozoa (Subphylum) see (Infraphylum) †Blastozoa Sprinkle, 1973
†Camerates (Subclass)
†carpoids ([unranked]) see (Class) †Carpoidea Jaekel, 1918
Crinoidea (Class) - sea lilies and feather stars
Crinozoa (Subphylum) see (Infraphylum) Crinozoa Matsumoto, 1929
†Cyclocystoidea (Class)
†Diploporita (Class)
†Echinocystitoida (Order)
Echinodermata (Phylum) Bruguière, 1789 - echinoderms
Echinoidea (Class) - sea urchins and sand dollars
Echinozoa (Subphylum) see (Infraphylum) Echinozoa Haeckel, in Von Zittell, 1895
†Edrioasteroidea (Class)
†Flexibles (Subclass)
Holothuroidea (Class) - sea cucumbers
†Homalozoa (Subphylum) Whitehouse, 1941
†Homoiostelea (Class) Gill & Caster, 1960
†Inadunates (Subclass)
†Ophiocistioidea (Class)
Ophiuroidea (Class) - brittle stars and basket stars
Ophiuroidea (Subclass) see (Class) Ophiuroidea - brittle stars
Platyasterida (Order)
†Rhombifera (Class)
Somasteroidea (Subclass) see (Order) Platyasterida
†Stylophora (Class) Gill & Caster, 1960 - stylophorans
Crustaceans (18)
Within limits
Bairdia (Genus) McCoy, 1844
Branchiopoda (Class) Latreille, 1817 - branchiopods
Cephalocarida (Class) H.L. Sanders, 1955 - cephalocarids
Cirripedia (Class) see (Infraclass) Cirripedia Burmeister, 1834
Crustacea (Superclass) Pennant, 1777 see ([unranked]) Crustaceomorpha Chernyshev, 1960 - crustaceans
Eucrustacea (Epiclass) see (Subphylum) Pancrustacea Zrzavý et al., 1997
†Eurychilinidae (Family)
Lepadomorpha (Suborder) Pilsbry, 1916
†Leperditicopida (Order) Scott, 1961
Malacostraca (Class) Latreille, 1802
Myodocopida (Order) Sars, 1866
Ostracoda (Class) Latreille, 1802 - ostracods
Ostracoda (Subclass) Latreille, 1806 see (Class) Ostracoda Latreille, 1802 - ostracods
†Palaeocopida (Order) Henningsmoen, 1953 see (Suborder) †Palaeocopina Henningsmoen, 1953
Phyllocarida (Subclass) Packard, 1879 - leptostracans
Platycopida (Order) Sars, 1866
Podocopida (Order) (Sars, 1866) G.W. Müller, 1894
Thoracica (Order) see (Superorder) Thoracica Darwin, 1854 - goose and acorn barnacles
Arachnids (3)
Lower limit
†Trigonotarbida (Order) Petrunkevitch, 1949
Within limits
Arachnida (Class) Cuvier, 1812
Scorpiones (Order) C.L. Koch, 1837 - scorpions
Arthropods (35)
Upper limit
†Naraoia (Genus) Walcott, 1912
†Naraoiidae (Family) Walcott, 1912
†Nektaspida (Order) Raymond, 1920 - nektaspids
Entire range
†Archidesmus loganensis Peach, 1899, nom. dub.
†Naraoia bertiensis J.-B. Caron et al., 2004
Within limits
Arachnida ([unranked]) Cuvier, 1812 see (Class) Arachnida Cuvier, 1812
†Archipolypoda (Class) see (Superorder) †Archipolypoda Scudder, 1882
Arthropoda (Phylum) von Siebold, 1848 - arthropods
†Calymenina (Suborder)
†Calymenoidea (Superfamily)
†Chasmataspidida (Order) Caster & Brooks, 1956
Chelicerata (Subphylum) Heymons, 1901 see (Superclass) Chelicerata
Chelicerata (Superclass)
Crustacea (Subphylum) Brünnich, 1772 see (Superclass) Crustacea Pennant, 1777 - crustaceans
†Dalmanitidae (Family)
†Dalmanitoidea (Superfamily)
†Lichidae (Family)
†Marellomorpha (Subphylum) see (Subphylum) †Marrellomorpha Beurlen, 1934 - lace crabs
Merostomata (Class) Dana, 1852 see (Superclass) Chelicerata - horseshoe crabs
Myriapoda (Superclass) Latreille, 1802 see (Subphylum) Myriapoda Latreille, 1802
Onychophora (Superclass) see (Phylum) Onychophora Grube, 1853
Pentastomida ([unranked]) see (Subclass) Pentastomida Diesing, 1836
†Phacopida (Order) Salter, 1864
†Phacopina (Suborder)
†Polymerida (Order)
Progoneata ([unranked])
†Styginidae (Family)
†synziphosurines ([unranked])
†Trilobita (Class) Walch, 1771 see (Subclass) †Trilobita Walch, 1771 - trilobites
†Trilobita (Infraphylum) Walch, 1771 see (Subclass) †Trilobita Walch, 1771 - trilobites
†Trilobitomorpha (Subphylum) Størmer, 1944 see (Phylum) Arthropoda von Siebold, 1848 - trilobites
†Trilobitomorpha (Superclass) Størmer, 1944 see (Subphylum) †Trilobitomorpha Størmer, 1944
Xiphosura (Class) Latreille, 1802 - horseshoe crabs
Xiphosura ([unranked]) Latreille, 1802 see (Class) Xiphosura Latreille, 1802 - horseshoe crabs
Xiphosurida (Order) Latreille, 1802
Molluscs (41)
Lower limit
Caenogastropoda ([unranked]) Cox, 1960 see (Superorder) Caenogastropoda Cox, 1960
Heterobranchia ([unranked]) Burmeister, 1837 see (Superorder) Heterobranchia J.E. Gray, 1840
Within limits
†Actinoceratoidea (Subclass)
Amphineura (Subphylum) see (Phylum) Mollusca Linnaeus, 1758
Anomalodesmata (Subclass) see (Order) Anomalodesmata
Archaeogastropoda (Order) see (Order) Vetigastropoda Salvini-Plawen, 1980
†Bellerophontida (Order) see (Superfamily) †Bellerophontoidea McCoy, 1852
Bivalvia (Class) Linnaeus, 1758 - bivalves
†Bransonia (Genus) Pojeta & Runnegar, 1976
Cephalopoda (Class) Cuvier, 1795 - cephalopods
†Conocardioida (Order) Neumayr, 1891
†Cyrtonellida (Order) Horny, 1963
Cyrtosoma (Subphylum) Runnegar & Pojeta Jr., 1974 see (Phylum) Mollusca Linnaeus, 1758
Dentalioida (Order) see (Order) Dentaliida
Diasoma (Subphylum) Runnegar & Pojeta Jr., 1974 see (Phylum) Mollusca Linnaeus, 1758
†Euomphalina (Suborder) see (Superfamily) †Euomphaloidea White, 1877
Gastropoda (Class) Cuvier, 1795 - snails and slugs
Heteroconchia (Subclass) see (Subclass) Heterodonta
†Hippocardia (Genus) Brown, 1843
†Hyolitha ([unranked]) see (Phylum) †Hyolitha
†Hyolithida (Order) Matthew, 1899
Isofilibranchia (Subclass) see (Superorder) Isofilibranchia
†Macluritina (Suborder) see (Superfamily) †Macluritoidea Carpenter, 1861
Mesogastropoda (Order) see ([unranked]) mesogastropods - mesogastropods
Mollusca (Phylum) Linnaeus, 1758 - molluscs
†Murchisonia (Genus)
Murchisoniina (Suborder) Cox & Knight, 1960 see (Superfamily) †Murchisonioidea Koken, 1896
Nautiloidea (Subclass) Agassiz, 1847
Nautilus (Genus) Linnaeus, 1758
†Onychochilina (Suborder)
Palaeotaxodonta (Subclass) see (Subclass) Protobranchia
Patellina (Suborder) von Ihering, 1876
Pelecypoda (Class) see (Class) Bivalvia Linnaeus, 1758
†Platyceras (Genus) Conrad, 1840
Pleurotomariina (Suborder) see (Superfamily) Pleurotomarioidea W.A. Swainson, 1840
Prosobranchia (Subclass) see (Class) Gastropoda Cuvier, 1795 - prosobranchs
Pteriomorphia (Subclass) see (Order) Pteriomorpha
†Rostroconchia (Class) Pojeta et al., 1972
Scaphopoda (Class) Bronn, 1862 - tusk shells
Trochina (Suborder) see (Superfamily) Trochoidea Rafinesque, 1815
Tryblidiida (Order) see (Order) Monoplacophorida Wenz, in Knight, 1952
Annelids (2)
Within limits
Annelida (Phylum) Lamarck, 1809 - segmented worms
Polychaeta (Class) Grube, 1850 - polychaetes
Sponges (43)
Upper limit
†Protospongiidae (Family) Hinde, 1887
Within limits
Amphidiscophora (Subclass) Schulze, 1886
Amphidiscosa (Order) Schrammen, 1924 see (Order) Amphidiscosida Schrammen, 1924
Amphidiscosida (Order) Schrammen, 1924
†Anthaspidellidae (Family) Miller, 1889
†Astraeospongiidae (Family) Miller, 1889
†Astylospongiidae (Family) Zittel, 1877
Calcarea (Class) Bowerbank, 1864 - calcareous sponges
Ceractinomorpha (Subclass) Lévi, 1953 see (Class) Demospongiae Sollas, 1885
†Chiastoclonellidae (Family) Rauff, 1895
Clionaidae (Family) d'Orbigny, 1851
Clionidae (Family) d'Orbigny, 1851, nom. illeg. see (Family) Clionaidae d'Orbigny, 1851
†Cnemidiastridae (Family) Schrammen, 1924
Demospongea (Class) Sollas, 1875 see (Class) Demospongiae Sollas, 1885
Demospongiae (Class) Sollas, 1885 - demosponges
†Dictyospongiidae (Family) Hall & Clarke, 1898
†Dictyospongioidea (Superfamily) Hall & Clarke, 1899
†Dierespongioidea (Superfamily) Rigby & Gutschick 1976
Hadromerida (Order) Topsent, 1894
†Haplistiidae (Family) de Laubenfels, 1955
†Heteractinida (Order) Hinde, 1887 see (Class) †Heteractinida de Laubenfels, 1955
Hexactinellida (Class) Schmidt, 1870 - hexactinellids
Hexasterophora (Subclass) Schulze, 1886
Lithistida (Order) Schmidt, 1870 see (Subclass) Lithistida Schmidt, 1870 - lithistids
Lyssacinosa (Order) Zittel, 1877 see (Order) Lyssacinosida Zittel, 1877
Lyssacinosida (Order) Zittel, 1877
†Orchocladina (Suborder) Rauff, 1893 see (Order) †Orchocladina Rauff, 1895
Porifera (Phylum) Grant, 1836 - sponges
†Protospongioidea (Superfamily) Hinde, 1887
†Reticulosa (Order) Reid, 1958
Rhizomorina (Suborder) Zittel, 1895
Sclerospongea (Class) see (Class) Sclerospongiae Hartman & Goreau, 1970
Sclerospongiae (Class) Hartman & Goreau, 1970 see (Class) Demospongiae Sollas, 1885
Solenida (Order) de Laubenfels, 1955
Sphaerocladina (Suborder) Schrammen, 1910
†Sphinctozoa (Order)
†Stromatopora (Genus) Goldfuss, 1826
†Stromatoporata (Class) see (Class) †Stromatoporoidea Nicholson & Murie, 1878
†Stromatoporoida (Order) see (Class) †Stromatoporoidea Nicholson & Murie, 1878
†Stromatoporoidea (Class) Nicholson & Murie, 1878
Tetracladina (Suborder) Zittel, 1878
Tetractinomorpha (Subclass) Lévi, 1953 see (Class) Demospongiae Sollas, 1885
Verongida (Order) Bergquist, 1978
Invertebrates (155)
Upper limit
†Anazygidina (Suborder)
†Anazygoidea (Superfamily)
†Crustoidea (Order)
†Pentameroidea (Superfamily)
†Plectorthoidea (Superfamily)
†Stricklandioidea (Superfamily)
†Trimerellida (Order)
†Trimerelloidea (Superfamily)
†Triplesiidina (Suborder)
†Triplesioidea (Superfamily)
Entire range
†Eoschizophoria (Genus) Rong & Yang, 1980
†Eoschizophoria minuta Chen & Boucot, 2007
†Howellella (Genus) Kozlowski, 1946
†Howellella asiatica Chen & Boucot, 2007
†Navispira (Genus) Amsden, 1983
†Navispira navicula Chen & Boucot, 2007
†Neodiversograptus (Genus) Urbanek, 1963
†Neodiversograptus nilssoni
†Palaeocyclus porpita Lamark
†Pristiograptus (Genus) Haeckel, 1889
†Pristiograptus dubius
†Saetograptus (Genus) Príbyl, 1943
†Saetograptus chimera
Lower limit
†Ambocoelioidea (Superfamily)
†Clorindoidea (Superfamily)
†Davidsoniidina (Suborder)
†Davidsonioidea (Superfamily)
†Martinioidea (Superfamily)
†Palaferelloidea (Superfamily)
†Plicanoplitoidea (Superfamily) Garratt, 1980
†Spinelloidea (Superfamily)
Within limits
Acrotretida (Order) Kuhn, 1949
†Acrotretoidea (Superfamily)
†Adolfioidea (Superfamily)
†Ancistrorhynchoidea (Superfamily)
Anthozoa (Class) Ehrenberg, 1831
Articulata (Class)
†Athyridida (Order)
†Athyrididina (Suborder)
†Athyridoidea (Superfamily)
†Atrypida (Order)
†Atrypidina (Suborder)
†Atrypoidea (Superfamily)
Brachiopoda (Phylum) Duméril, 1806 - brachiopods
Bryozoa (Phylum) Ehrenberg, 1831 - bryozoans
†Camarotoechioidea (Superfamily)
†Camerelloidea (Superfamily)
†Chileata (Class)
†Chilidiopsoidea (Superfamily)
†Chonetidina (Suborder)
†Chonetoidea (Superfamily) Bronn, 1862
Cnidaria (Phylum) Hatschek, 1888 - cnidarians
†Conodonta (Phylum) Eichenberg, 1930 see (Subclass) †Conodonta Eichenberg, 1930
†Conodontophorida (Class) see (Order) †Conodontophorida
†Conulariida (Order) Miller & Gurley, 1896
†Conulata (Class) Moore & Harrington, 1956
Craniata (Class) Williams, Carlson, Brunton, Holmer & Popov, 1996
Craniida (Order) Waagen, 1885
Craniidae (Family) Menke, 1828
Craniiformea (Subphylum) Popov, Bassett, Holmer & Laurie, 1993
Cranioidea (Superfamily) Menke, 1828
†Craniopsida (Order) Gorjansky & Popov, 1985
†Craniopsidae (Family) Williams, 1963
†Craniopsoidea (Superfamily) Williams, 1963
†Cryptostomata (Order) see (Order) †Cryptostomida Bassler, 1953
Ctenophora (Phylum) Eschscholtz, 1829 - comb jellies
Ctenostomata (Order) Busk, 1852
†Cyrtioidea (Superfamily) Fredericks, 1919
†Cystoporata (Order)
†Dalmanellidina (Suborder)
†Dalmanelloidea (Superfamily)
†Delthyridina (Suborder)
†Delthyridoidea (Superfamily)
†Dendroidea (Order)
†Dictyonellida (Order)
Discinidae (Family)
Discinoidea (Superfamily)
Echiura (Phylum) Sedgwick, 1898 see (Class) Echiura - spoon worms, echiurans
Ectoprocta (Phylum) Nitsche, 1869 see (Phylum) Bryozoa Ehrenberg, 1831 - ectoprocts
†Eichwaldioidea (Superfamily)
†Enteletoidea (Superfamily)
Euchelicerata ([unranked]) Weygoldt & Paulus, 1979 see (Epiclass) Euchelicerata Weygoldt & Paulus, 1979
†Eurypterida (Order) Burmeister, 1843 - eurypterids
†Fenestella (Genus) Lonsdale, 1839
†Fenestrata (Order) Elias & Condra, 1957 see (Order) †Fenestellida Astrova & Morozova, 1956
†Graptolithina (Class)
†Graptoloidea (Order)
Gymnolaemata (Class)
†Gypiduloidea (Superfamily)
†Heliolitida (Order)
Hemichordata (Phylum) Bateson, 1885 - hemichordates
Hydroida (Order) see (Order) Anthoathecatae - hydroids
Hydrozoa (Class) Owen, 1843
†Hyolitha (Phylum) see (Class) †Hyolitha Marek, 1963
†Hyolithes (Genus) Eichwald, 1840
Inarticulata (Class)
Larvacea (Class) Herdman, 1891 see (Class) Appendicularia Lahille, 1890
Lingulata (Class)
Lingulida (Order) Waagen, 1885
Linguliformea (Subphylum)
Linguloidea (Superfamily) Menke, 1828
†Lissatrypidina (Suborder)
†Lissatrypoidea (Superfamily)
†Lobopodia (Phylum) Snodgrass, 1938 - lobopodians
†Meristelloidea (Superfamily)
Monoplacophora (Class) Odhner, 1940 - monoplacophorans
Myriapoda ([unranked]) Latreille, 1802 see (Subphylum) Myriapoda Latreille, 1802
†Nucleospiroidea (Superfamily)
†Obolidae (Family)
Octocorallia (Subclass) Haeckel, 1866 see (Subclass) Alcyonaria - octocorals
†Orthida (Order) Schuchert & Cooper, 1932
†Orthidina (Suborder)
†Orthoidea (Superfamily)
†Orthotetida (Order)
†Orthotetidina (Suborder)
†Orthotheca (Genus)
†Orthothecida (Order) Marek, 1966
†Pentamerida (Order)
†Pentameridina (Suborder)
†Plectambonitoidea (Superfamily)
Polyplacophora (Class) Blainville, 1816 - chitons
†Procoelomata (Phylum) Bergström, 1989
†Protorthida (Order)
Pterobranchia (Class) - pterobranchs
Pterobranchia (Phylum) see (Class) Pterobranchia
Pycnogonida (Class) Latreille, 1810 - pycnogonids
†Reticularioidea (Superfamily) Waagen, 1883
†Retzielloidea (Superfamily)
†Retziidina (Suborder)
†Retzioidea (Superfamily)
Rhynchonellata (Class)
Rhynchonellida (Order)
Rhynchonelliformea (Subphylum)
†Rhynchospirinoidea (Superfamily)
†Rhynchotrematoidea (Superfamily)
†Rostroconchia ([unranked]) see (Class) †Rostroconchia Pojeta et al., 1972
†Rugosa (Order) Milne-Edwards & Haime, 1850
Scyphomedusae (Group) see (Subclass) Scyphomedusae Lankaster, 1877
Scyphozoa (Class) - jellyfish
†Skenidioidea (Superfamily) Kozlowski, 1929
†Spiriferida (Order) Waagen, 1883
†Spiriferidina (Suborder) Waagen, 1883
Stenolaemata (Class)
†Strophomenata (Class)
†Strophomenida (Order) Opik, 1934
†Strophomenidina (Suborder)
†Strophomenoidea (Superfamily)
†Syntrophiidina (Suborder)
†Tabulata (Order)
Tracheata (Subphylum)
Trachylinida (Order) see (Order) Trachylina
†Trepostomata (Order) Ulrich, 1882
Tubuliporata (Order)
†Uncinuloidea (Superfamily)
Zoantharia (Subclass)
Animals (2)
Within limits
Animalia (Kingdom) Linnaeus, 1758 - animals
Chordata (Phylum) Bateson, 1885 - chordates
Fungi (2)
Within limits
Fungi (Kingdom) R.T. Moore (1980) - fungi
Glomeromycota (Phylum) C. Walker & A. Schüssler (2001) - arbuscular mycorrhizal fungi
Plants (2)
Lower limit
†Rhynia (Genus) R. Kidston & W.H. Lang (1917)
Within limits
Plantae (Kingdom) Haeckel (1866) - plants
Algae (36)
Within limits
†Buedingiisphaeridium (Genus) Schaarschmidt, 1963 emend. Lister, 1970 emend. Sarjeant & Stancliffe, 1994
Charales (Order) Lindley (1836) - stoneworts
†Comasphaeridium (Genus) Staplin, Jansonius & Pocock, 1965
†Comasphaeridium brevispinosum (Lister, 1970) Mullins (2001)
†Comasphaeridium williereae (Deflandre & Deflandre-Rigaud, 1965 ex Lister, 1970) Sarjeant & Stancliffe (1994)
†Cymatiosphaera multisepta Deunff (1955)
†Cymatiosphaera octoplana Downie (1959)
†Cymbosphaeridium (Genus) Lister, 1970
†Cymbosphaeridium pilar (Cramer, 1964) Lister (1970)
Dasycladaceae (Family) Kützing (1843)
Dasycladales (Order) Pascher (1931)
†Dateriocradus (Genus) Tappan & Loeblich, 1972
†Dateriocradus monterrosae (Cramer, 1969) Pöthé de Baldis (1981)
†Dictyotidium biscutulatum Kiryanov (1978)
†Dictyotidium faviforme Schultz (1967)
†Diexallophasis (Genus) Loeblich, 1970
†Diexallophasis remota (Deunff, 1955)
†Dorsennidium (Genus) Wicander, 1974
†Dorsennidium europaeum (Stockmans & Willière, 1960) Sarjeant & Stancliffe (1994)
†Dorsennidium europaeum subsp. europaeum (Stockmans & Willière, 1960) Sarjeant & Stancliffe (1994)
†Dorsennidium europaeum subsp. wenlockianum (Downie, 1959 ex Wall & Downie, 1963) Sarjeant & Stancliffe (1994)
†Duvernaysphaera aranaides (Cramer, 1964) Le Hérissé (1989)
†Eisenackidium (Genus) Cramer & Díez, 1968 ex Eisenack, Cramer & Díez, 1973
†Eupoikilofusa (Genus) Cramer, 1970
†Gorgonisphaeridium (Genus) Staplin, Jansonius & Pocock, 1965
†Hapsidopalla (Genus) Playford, 1977
†Micrhystridium (Genus) Deflandre, 1937
†Multiplicisphaeridium (Genus) Staplin, 1961
†Neoveryhachium (Genus) Cramer, 1970
†Neoveryhachium carminae (Cramer, 1964)
†Onondagella (Genus) Cramer, 1966
†Oppilatala (Genus) Loeblich & Wicander, 1976
Prasinophyceae (Class) T. Christensen, 1962 ex Ø. Moestrup & J. Throndsen (1988) see ([unranked]) prasinophytes - prasinophytes
†Quadratitum fantasticum Cramer (1964)
†Tunisphaeridium (Genus) J. Deunff & W.R. Evitt, 1968
†Veryhachium carminae Cramer (1964) see †Neoveryhachium carminae (Cramer, 1964)
Protozoa (41)
Lower limit
†Anthochitina (Genus) Eisenack, 1971
†Bulbochitina (Genus) Paris, 1981
Within limits
†Acritarcha (Group) Evitt, 1963 - acritarchs
allogromids (Suborder) see (Order) Allogromiida Loeblich & Tappan, 1961
†Ancyrochitina (Genus) Eisenack, 1955
†Ancyrochitininae (Subfamily) Paris, 1981
†Angochitina (Genus) Eisenack, 1931
†Angochitininae (Subfamily) Paris, 1981
†Armoricochitina (Genus) Paris, 1981
†Bursachitina (Genus) Taugourdeau, 1966
†Calpichitina (Genus) Wilson & Hedlund, 1964
†Chitinozoa Eisenack, 1931 - chitinozoans
†Cingulochitina (Genus) Paris, 1981
†Cyathochitininae (Subfamily) Paris, 1981
†Desmochitina (Genus) Eisenack, 1931
†Desmochitinidae (Family) Eisenack, 1931
†Desmochitininae (Subfamily) Eisenack, 1931
†Eisenackitina (Genus) Jansonius, 1964
Foraminifera (Class) d'Orbigny, 1826 see (Phylum) Foraminifera d'Orbigny, 1826
Foraminifera (Order) d'Orbigny, 1826 see (Class) Foraminifera d'Orbigny, 1826
Foraminiferida (Order) d'Orbigny, 1826 see (Class) Foraminifera d'Orbigny, 1826 - foraminiferans
†Fungochitina (Genus) Taugourdeau, 1966
†Fusulinids (Suborder) see (Order) †Fusulinida Fursenko, 1958
†Lagenochitina (Genus) Eisenack, 1931
†Lagenochitinidae (Family) Eisenack, 1931
†Lagenochitininae (Subfamily) Eisenack, 1931
†Linochitina (Genus) Eisenack, 1968
†Margachitina (Genus) Eisenack, 1968
†Margachitininae (Subfamily) Paris, 1981
†Operculatifera (Order) Eisenack, 1931
Paleodictyon (Genus) Menghini, 1850
Polycystinea (Class) Ehrenberg, 1838 see (Superclass) Polycystinia Ehrenberg, 1838 - polycystines
†Prosomatifera (Order) Eisenack, 1972
†Pterochitina (Genus) Eisenack, 1955
†Pterochitininae (Subfamily) Paris, 1981
†Ramochitina (Genus) Sommer & van Boekel, 1964
†Sphaerochitina (Genus) Eisenack,1955
Spirotrichea (Class) Bütschli, 1889
textularids (Suborder) see (Order) Textulariida Delage & Hérouard, 1896
Tintinnina (Suborder) Kofoid & Campbell, 1929 see (Order) Tintinnida Kofoid & Campbell, 1929
†Urnochitina (Genus) Paris, 1981
Eukaryotes (4)
Within limits
Dinomastigota (Phylum) see (Phylum) Dinoflagellata Engl. (1903)
Eukarya (Superkingdom) see (Domain) Eukaryota Chatton, 1925
Eukaryota (Domain) Chatton, 1925 - eukaryotes
Protoctista (Kingdom) (Hogg, 1860)
Prokaryotes (4)
Within limits
Bacteria (Kingdom) (Cohn 1870) Cavalier-Smith 1983 see (Kingdom) Bacteria Cavalier-Smith 2002 - bacteria
Bacteria (Kingdom) Cavalier-Smith 2002 see (Domain) Bacteria Woese et al. 1990 - bacteria
Cyanobacteria (Phylum) (ex Stanier 1974) Cavalier-Smith 2002 - cyanobacteria
Monera (Kingdom) Haeckel 1866 see (Domain) Bacteria Woese et al. 1990
Organisms (1)
Within limits
Biota ([unranked])
Geological regions (55)
Within limits
Aldan Shield (Geologic province)
Anabar Shield ([unranked])
Arabian-Nubian Shield ([unranked])
†Armorica ([unranked])
Baikal Fold Belt ([unranked])
†Baltic Plate ([unranked]) see (Tectonic plate) Eurasian Plate
Baltic Shield ([unranked])
Cameroon N'tem Complex ([unranked])
Central Africa Craton ([unranked])
Chaillu Craton ([unranked])
Committee Bay Block ([unranked])
Congo Craton ([unranked])
Ethiopian Block ([unranked])
†Euramerica ([unranked])
†Gondwana ([unranked]) E. Suess, 1861
Greenland Shield (Geologic province)
Guapore Craton ([unranked])
Guiana Shield ([unranked])
Indian Shield (Geologic province)
Kaapvaal Craton ([unranked])
Kaminak Group ([unranked])
Kasaï Craton ([unranked])
Labrador Shield ([unranked])
†Laurentia ([unranked])
Litchfield Complex ([unranked])
Luis Alves Massif ([unranked])
Madagascar Craton ([unranked])
Man Shield ([unranked])
Nanambu Complex ([unranked])
†Pangea ([unranked]) see ([unranked]) †Pangaea A. Wegener, 1920
Pilbara Block (Geologic province)
Reguibat Shield ([unranked])
Rio de la Plata Craton ([unranked])
Rio de la Plata Massif ([unranked])
Rul Jungle Complex ([unranked])
São Francisco Craton ([unranked])
Sayan Fold Belt ([unranked])
Scottish Shield ([unranked])
Sebakwe Proto-Craton ([unranked])
Sino-Korean Craton ([unranked]) see ([unranked]) North China Craton
Slave Craton ([unranked])
Slave Province ([unranked])
Superior Craton ([unranked])
Superior Province ([unranked])
Tanzanian Craton ([unranked])
Tarim Craton ([unranked])
Tuareg Shield ([unranked])
Ukrainian Shield (Geologic province)
West African Craton ([unranked])
Wyoming Province ([unranked])
Yangtze Craton ([unranked])
Yienisei Fold Belt ([unranked])
Yilgarn Block (Geologic province)
Zambian Block ([unranked])
Zimbabwe Craton ([unranked])
Geological entities (3)
Upper limit
†Iapetus Ocean ([unranked])
Within limits
Napier Complex ([unranked]) (Antarctica)
†Proto-Tethys Ocean ([unranked])
Links
http://www.palaeos.com/Paleozoic/Silurian/Silurian.htm